US Bridges

Lewis Clark Road over Lake Crk

Good

Chariton County, Missouri · S 6 T 53 N R 19 W · Structure no. 37329

Built
2024
1 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
117 ft
1 main span
Daily traffic
40
2024 count
Owner
County
County Highway Agency

About this bridge

Lewis Clark Road over Lake Crk is a prestressed concrete box beam or girders - multiple carrying Lewis Clark Road over Lake Crk in Chariton County, Missouri. It was built in 2024, so it is 1 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: new structure not yet open to traffic.

It carries about 40 vehicles a day, roughly 10% of them trucks, projected to reach 44 by 2044. The structure is 117 ft (35.7 m) long and 24 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesLewis Clark Road
CrossesLake Crk
LocationS 6 T 53 N R 19 W
RouteCounty Highway 343
Coordinates39.43126, -93.07583
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusNew structure not yet open to traffic
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating62.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length117 ft (35.7 m)
Longest span60 ft (18.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic44 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lewis Clark Road over Lake Crk built?

It was built in 2024, making it 1 years old in 2025.

What condition is Lewis Clark Road over Lake Crk in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Lewis Clark Road over Lake Crk carry?

About 40 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Lewis Clark Road over Lake Crk?

The structure is 117 ft (35.7 m) long with a longest span of 60 ft (18.3 m) and a deck 24 ft wide.

Who owns Lewis Clark Road over Lake Crk?

It is owned by the County Highway Agency.